.ban{ width:502px; height:342px; position:relative;}
.ban2{ width:502px; height:280px; position:relative; overflow:hidden;}
.ban2 ul{ position:absolute; left:0; top:0;}
.ban2 ul li{ width:502px; height:500px;}
.prev{ float:left; cursor:pointer;}

/* 控制小图 */
.min_pic{ padding-top:10px; width:502px; position: relative;}
.prev_btn1{ width:16px; text-align:center; height:18px; margin-top:20px; margin-right:20px; cursor:pointer; position: absolute;}
.next_btn1{ width:16px; text-align:center; height:18px; margin-top:20px;cursor:pointer;}
.num{ height:94px;overflow:hidden; width:502px; position:relative;float:left;}
.num ul{ position:absolute; left:0; top:0;}
.num ul li{ width:94px; height:53px; margin-right:5px; padding:1px 2px 1px 2px;}
/* .num ul li.on{ border:1px solid rgb(138, 137, 137); padding:0;} */
.prev1{ position:absolute; top:120px; left:20px; width:28px; height:51px;z-index:9;cursor:pointer;}
.next1{ position:absolute; top:120px; right:20px; width:28px; height:51px;z-index:9;cursor:pointer;}
.mhc{ background:#000; width:100%;opacity:0.5;-moz-opacity:0.5;filter:alpha(Opacity=50); position:absolute; left:0; top:0; display:none;}
.pop_up{ width:500px; height:500px; padding:10px; background:#fff; position:fixed; -position:absolute; left:50%; top:50%; margin-left:-255px; margin-top:-255px; display:none; z-index:99;}
.pop_up_xx{ width:40px; height:40px; position:absolute; top:-40px; right:0; cursor:pointer;}
.pop_up2{ width:500px; height:500px; position:relative; overflow:hidden;}
.pop_up2{ width:500px; height:500px; position:relative; overflow:hidden; float:left;}
.pop_up2 ul{ position:absolute; left:0; top:0;}
.pop_up2 ul li{ width:500px; height:500px; float:left;}